Finding the Fourth Proportional to 119,692.08, 179,470.08 and 49,533.12
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Solution
The fourth proportional to 119,692.08, 179,470.08 and 49,533.12 is: 74,271.52
Step by Step Solution
- Step 1: Write the proportion equation
119,692.08 : 179,470.08 = 49,533.12 : x - Step 2: Convert to fraction form
119,692.08/179,470.08 = 49,533.12/x - Step 3: Cross multiply
119,692.08x = 179,470.08 × 49,533.12 - Step 4: Simplify right side
119,692.08x = 8,889,713,009.05 - Step 5: Solve for x
x = 8,889,713,009.05/119,692.08 - Step 6: Final answer
x = 74,271.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.